LIST OF PAPERS TO BE READ. 
ADDRESS BY THE RETIRING PRESIDENT, 
PROFESSOR C. H. EIGENMANN, 
At 10 o’clock Thursday morning. 
Subject: ‘“‘ Degeneration Illustrated by the Eyes of the Cave Fishes.’’ 
The following papers will be read in the order in which they appear on the program, 
except that certain papers will be presented “part passu’’ in sectional meetings. Whena 
paper is called and the reader is not present, it will be dropped to the end of the list, unless 
by mutual agreement an exchange can be made with another whose time is approximately 
the same. Where no time was sent with the papers, they have been uniformly assigned ten 
minutes. Opportunity will be given after the reading of each paper for a brief discussion. 
N. B.—By the order of the Academy, no paper can be read until an abstract of its contents 
or the written paper has been placed in the hands of the Secretary. 
GENERAL. 
Pee HO oh Origa GOMHery oO. syete.c.cuets ache hee. orsyaley's sete. = W. B. Fletcher 
2aelibraries, of Microscopical Slides, 5 Mie. >. ..2..2.252-00. A. J..Bigney 
3. A Method of Registration for Anthropological Purposes, 10 m., 
som there Pree ee eS ctor ele oor aie eiereterain ee eile Sieh teioto eat Ae We. UGE 
*4. A Vacation Trip to the San Marcos, Texas, Caves and Springs, 
1S) 08 oie Ao werd b tho DOE Be OCU E Aree One Ir on Ce oe C. H. Higenmann 
45. AWNew Pathogenic) Yeast, 12)m:... 5 01. 2s. cc R. Lyons and L. Rettger 
6. Aids in Teaching Physical Geography, 10 m.......... V. F. Marsters 
7. Some Preliminary Notes on the Hygienic Value of Various 
Street Pavements as Determined by Bacteriological An- 
UV SES ol OMT a ereds tess cons eletes fe =r Severance Burrage and D. B. Luten 
8. Insects as Factors in the Spread of Bacterial Diseases, 20 m., 
1 Uo CO RGD Ai Cie Oto Bi Ca REE ELON eels ee nea a Severance Burrage 
9. House Boats for Biological Work, 10 m................... U. O. Cox 
MATHEMATICS AND PHYSICS. 
10. Tests on Some Ball and Roller Bearings, 12 m.......... M. J. Golden 
1. Bearine-Resting Dynamometer, 10 Mm. ..22.40-..-522.6- M. J. Golden 
12. The Toepler-Holtz Machine for Roentgen Rays, 5m...J. L. Campbell 
* Author absent, paper not presented. 
